I-70 weather conditions near Vandalia, Illinois
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Partly Cloudy 71°F 2025-06-15T01:15:00-05:00 
Overnight 2025-06-15, Patchy Fog. Patchy fog. Otherwise, mostly clear, with a low around 66. North wind around 6 mph.Sunday 2025-06-15, Patchy Fog then Partly Sunny. Patchy fog before 9am. Otherwise, partly sunny, with a high near 83. Northeast wind around 6 mph.
Sunday Night 2025-06-15, Mostly Cloudy then Slight Chance Showers. A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 67. East wind 3 to 5 mph.
Monday 2025-06-16, Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 84. Light southeast wind. Chance of precipitation is 30%.
Monday Night 2025-06-16, Chance T-storms. A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%.
Tuesday 2025-06-17, Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
Tuesday Night 2025-06-17, Chance T-storms. A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.Wednesday 2025-06-18, Chance T-storms then T-storms Likely. Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 70%.
Wednesday Night 2025-06-18, Chance T-storms. A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 70.Juneteenth 2025-06-19, Mostly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.
Thursday Night 2025-06-19, Mostly Clear. Mostly clear, with a low around 67.
Friday 2025-06-20, Sunny. Sunny, with a high near 88.- Friday Night 2025-06-20, Mostly Clear. Mostly clear, with a low around 72.
- Saturday 2025-06-21, Sunny. Sunny, with a high near 90.